| /* Test for unsafe floating-point conversions. */ |
| /* { dg-do run } */ |
| /* { dg-options "-msse2 -mfpmath=sse" } */ |
| /* { dg-require-effective-target sse2 } */ |
| |
| #include "sse2-check.h" |
| |
| extern void abort (void); |
| extern void exit (int); |
| extern int printf(const char *, ...); |
| |
| volatile double d1 = 0x1.000001p0; |
| volatile double d2 = 0x1p-54; |
| volatile double d2d = 0x1p-52; |
| volatile float f = 0x1.000002p0f; |
| volatile float f2; |
| |
| static void |
| sse2_test (void) |
| { |
| if (sizeof(long double) > sizeof(double) ) { |
| f2 = (float)((long double)d1 + (long double)d2); |
| } else { |
| f2 = (float)((long double)d1 + (long double)d2d); |
| } |
| if (f != f2) |
| abort (); |
| exit (0); |
| } |
